More std::jthread stuff.

[stg.git] / libs / smux / include / stg / asn_internal.h

diff --git a/libs/smux/include/stg/asn_internal.h b/libs/smux/include/stg/asn_internal.h
index 67f055a62fbf74c397d2c108469549291ef9e6af..4e72d62f30addb09bc9fd92c354ff1233d321e69 100644 (file)
--- a/libs/smux/include/stg/asn_internal.h
+++ b/libs/smux/include/stg/asn_internal.h
@@ -1,14 +1,15 @@
-/*-
- * Copyright (c) 2003, 2004, 2005 Lev Walkin <vlm@lionet.info>.
- * All rights reserved.
+/*
+ * Copyright (c) 2003-2017 Lev Walkin <vlm@lionet.info>. All rights reserved.

  * Redistribution and modifications are permitted subject to BSD license.
  */
 /*
  * Declarations internally useful for the ASN.1 support code.
  */
  * Redistribution and modifications are permitted subject to BSD license.
  */
 /*
  * Declarations internally useful for the ASN.1 support code.
  */

-#ifndef        _ASN_INTERNAL_H_
-#define        _ASN_INTERNAL_H_
-
+#ifndef        ASN_INTERNAL_H
+#define        ASN_INTERNAL_H
+#ifndef __EXTENSIONS__
+#define __EXTENSIONS__          /* for Sun */
+#endif

 #include "asn_application.h"   /* Application-visible API */
 
 #ifndef        __NO_ASSERT_H__         /* Include assert.h only for internal use. */
 #include "asn_application.h"   /* Application-visible API */
 
 #ifndef        __NO_ASSERT_H__         /* Include assert.h only for internal use. */


@@ -20,7 +21,7 @@ extern "C" {
 #endif
 
 /* Environment version might be used to avoid running with the old library */
 #endif
 
 /* Environment version might be used to avoid running with the old library */

-#define        ASN1C_ENVIRONMENT_VERSION       920     /* Compile-time version */
+#define        ASN1C_ENVIRONMENT_VERSION       923     /* Compile-time version */

 int get_asn1c_environment_version(void);       /* Run-time version */
 
 #define        CALLOC(nmemb, size)     calloc(nmemb, size)
 int get_asn1c_environment_version(void);       /* Run-time version */
 
 #define        CALLOC(nmemb, size)     calloc(nmemb, size)


@@ -28,70 +29,110 @@ int get_asn1c_environment_version(void);   /* Run-time version */
 #define        REALLOC(oldptr, size)   realloc(oldptr, size)
 #define        FREEMEM(ptr)            free(ptr)
 
 #define        REALLOC(oldptr, size)   realloc(oldptr, size)
 #define        FREEMEM(ptr)            free(ptr)
 

+#define        asn_debug_indent        0
+#define ASN_DEBUG_INDENT_ADD(i) do{}while(0)
+
+#ifdef  EMIT_ASN_DEBUG
+#warning "Use ASN_EMIT_DEBUG instead of EMIT_ASN_DEBUG"
+#define ASN_EMIT_DEBUG  EMIT_ASN_DEBUG
+#endif
+

 /*
  * A macro for debugging the ASN.1 internals.
  * You may enable or override it.
  */
 #ifndef        ASN_DEBUG       /* If debugging code is not defined elsewhere... */
 /*
  * A macro for debugging the ASN.1 internals.
  * You may enable or override it.
  */
 #ifndef        ASN_DEBUG       /* If debugging code is not defined elsewhere... */

-#if    EMIT_ASN_DEBUG == 1     /* And it was asked to emit this code... */
-#ifdef __GNUC__
-#define        ASN_DEBUG(fmt, args...) do {            \
-               fprintf(stderr, fmt, ##args);   \
-               fprintf(stderr, " (%s:%d)\n",   \
-                       __FILE__, __LINE__);    \
+#if    ASN_EMIT_DEBUG == 1     /* And it was asked to emit this code... */
+#if __STDC_VERSION__ >= 199901L
+#ifdef ASN_THREAD_SAFE
+/* Thread safety requires sacrifice in output indentation:
+ * Retain empty definition of ASN_DEBUG_INDENT_ADD. */
+#else  /* !ASN_THREAD_SAFE */
+#undef  ASN_DEBUG_INDENT_ADD
+#undef  asn_debug_indent
+int asn_debug_indent;
+#define ASN_DEBUG_INDENT_ADD(i) do { asn_debug_indent += i; } while(0)
+#endif /* ASN_THREAD_SAFE */
+#define        ASN_DEBUG(fmt, args...) do {                    \
+               int adi = asn_debug_indent;             \
+               while(adi--) fprintf(stderr, " ");      \
+               fprintf(stderr, fmt, ##args);           \
+               fprintf(stderr, " (%s:%d)\n",           \
+                       __FILE__, __LINE__);            \

        } while(0)
        } while(0)

-#else  /* !__GNUC__ */
-void ASN_DEBUG_f(const char *fmt, ...);
+#else  /* !C99 */
+void CC_PRINTFLIKE(1, 2) ASN_DEBUG_f(const char *fmt, ...);

 #define        ASN_DEBUG       ASN_DEBUG_f
 #define        ASN_DEBUG       ASN_DEBUG_f

-#endif /* __GNUC__ */
-#else  /* EMIT_ASN_DEBUG != 1 */
-static inline void ASN_DEBUG(const char *fmt, ...) { (void)fmt; }
-#endif /* EMIT_ASN_DEBUG */
+#endif /* C99 */
+#else  /* ASN_EMIT_DEBUG != 1 */
+#if __STDC_VERSION__ >= 199901L
+#define ASN_DEBUG(...) do{}while(0)
+#else   /* not C99 */
+static void CC_PRINTFLIKE(1, 2) ASN_DEBUG(const char *fmt, ...) { (void)fmt; }
+#endif  /* C99 or better */
+#endif /* ASN_EMIT_DEBUG */

 #endif /* ASN_DEBUG */
 
 #endif /* ASN_DEBUG */
 

+/*
+ * Print to a callback.
+ * The callback is expected to return negative values on error.
+ * 0 and positive values are treated as success.
+ * RETURN VALUES:
+ *  -1: Failed to format or invoke the callback.
+ *  >0: Size of the data that got delivered to the callback.
+ */
+ssize_t CC_PRINTFLIKE(3, 4)
+asn__format_to_callback(
+    int (*callback)(const void *, size_t, void *key), void *key,
+    const char *fmt, ...);
+

 /*
  * Invoke the application-supplied callback and fail, if something is wrong.
  */
 /*
  * Invoke the application-supplied callback and fail, if something is wrong.
  */

-#define        __ASN_E_cbc(buf, size)  (cb((buf), (size), app_key) < 0)
-#define        _ASN_E_CALLBACK(foo)    do {                                    \
-               if(foo) goto cb_failed;                                 \
-       } while(0)
-#define        _ASN_CALLBACK(buf, size)                                        \
-       _ASN_E_CALLBACK(__ASN_E_cbc(buf, size))
-#define        _ASN_CALLBACK2(buf1, size1, buf2, size2)                        \
-       _ASN_E_CALLBACK(__ASN_E_cbc(buf1, size1) || __ASN_E_cbc(buf2, size2))
-#define        _ASN_CALLBACK3(buf1, size1, buf2, size2, buf3, size3)           \
-       _ASN_E_CALLBACK(__ASN_E_cbc(buf1, size1)                        \
-               || __ASN_E_cbc(buf2, size2)                             \
-               || __ASN_E_cbc(buf3, size3))
-
-#define        _i_ASN_TEXT_INDENT(nl, level) do {                              \
-       int __level = (level);                                          \
-       int __nl = ((nl) != 0);                                         \
-       int __i;                                                        \
-       if(__nl) _ASN_CALLBACK("\n", 1);                                \
-       for(__i = 0; __i < __level; __i++)                              \
-               _ASN_CALLBACK("    ", 4);                               \
-       er.encoded += __nl + 4 * __level;                               \
-} while(0)
-
-#define        _i_INDENT(nl)   do {                                            \
-       int __i;                                                        \
-       if((nl) && cb("\n", 1, app_key) < 0) return -1;                 \
-       for(__i = 0; __i < ilevel; __i++)                               \
-               if(cb("    ", 4, app_key) < 0) return -1;               \
-} while(0)
+#define ASN__E_cbc(buf, size) (cb((buf), (size), app_key) < 0)
+#define ASN__E_CALLBACK(size, foo) \
+    do {                           \
+        if(foo) goto cb_failed;    \
+        er.encoded += (size);      \
+    } while(0)
+#define ASN__CALLBACK(buf, size) ASN__E_CALLBACK(size, ASN__E_cbc(buf, size))
+#define ASN__CALLBACK2(buf1, size1, buf2, size2) \
+    ASN__E_CALLBACK((size1) + (size2),           \
+                    ASN__E_cbc(buf1, size1) || ASN__E_cbc(buf2, size2))
+#define ASN__CALLBACK3(buf1, size1, buf2, size2, buf3, size3)          \
+    ASN__E_CALLBACK((size1) + (size2) + (size3),                       \
+                    ASN__E_cbc(buf1, size1) || ASN__E_cbc(buf2, size2) \
+                        || ASN__E_cbc(buf3, size3))
+
+#define ASN__TEXT_INDENT(nl, level)                                          \
+    do {                                                                     \
+        int tmp_level = (level);                                             \
+        int tmp_nl = ((nl) != 0);                                            \
+        int tmp_i;                                                           \
+        if(tmp_nl) ASN__CALLBACK("\n", 1);                                   \
+        if(tmp_level < 0) tmp_level = 0;                                     \
+        for(tmp_i = 0; tmp_i < tmp_level; tmp_i++) ASN__CALLBACK("    ", 4); \
+    } while(0)
+
+#define        _i_INDENT(nl)   do {                        \
+        int tmp_i;                                  \
+        if((nl) && cb("\n", 1, app_key) < 0)        \
+            return -1;                              \
+        for(tmp_i = 0; tmp_i < ilevel; tmp_i++)     \
+            if(cb("    ", 4, app_key) < 0)          \
+                return -1;                          \
+    } while(0)

 
 /*
  * Check stack against overflow, if limit is set.
  */
 
 /*
  * Check stack against overflow, if limit is set.
  */

-#define        _ASN_DEFAULT_STACK_MAX  (30000)
-static inline int
-_ASN_STACK_OVERFLOW_CHECK(asn_codec_ctx_t *ctx) {
+#define        ASN__DEFAULT_STACK_MAX  (30000)
+static int CC_NOTUSED
+ASN__STACK_OVERFLOW_CHECK(const asn_codec_ctx_t *ctx) {

        if(ctx && ctx->max_stack_size) {
 
                /* ctx MUST be allocated on the stack */
        if(ctx && ctx->max_stack_size) {
 
                /* ctx MUST be allocated on the stack */

-               ptrdiff_t usedstack = ((char *)ctx - (char *)&ctx);
+               ptrdiff_t usedstack = ((const char *)ctx - (const char *)&ctx);

                if(usedstack > 0) usedstack = -usedstack; /* grows up! */
 
                /* double negative required to avoid int wrap-around */
                if(usedstack > 0) usedstack = -usedstack; /* grows up! */
 
                /* double negative required to avoid int wrap-around */


@@ -108,4 +149,4 @@ _ASN_STACK_OVERFLOW_CHECK(asn_codec_ctx_t *ctx) {
 }
 #endif
 
 }
 #endif
 

-#endif /* _ASN_INTERNAL_H_ */
+#endif /* ASN_INTERNAL_H */